package com.itheima.reggie.Controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.ICategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;


@Slf4j
@RestController
@RequestMapping("/category")
public class CategoryController {

    @Autowired
    private ICategoryService categoryService;

    public R<String> Save(@RequestBody Category category) {

        log.info("category:{}", category);
        categoryService.save(category);
        return R.success("添加分类");
    }

    @GetMapping("/page")
    public R<Page> page(int page, int pageSize) {
        //分页构造器
        Page<Category> pageInfo = new Page<Category>();
        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
        //添加排序条件,根据sort进行排序
        queryWrapper.orderByAsc(Category::getSort);

        //分页查询
        categoryService.page(pageInfo, queryWrapper);
        return R.success(pageInfo);
    }

    @DeleteMapping
    public R<String> delete(Long id) {
        log.info("删除分类");
        categoryService.removeById(id);
        return R.success("分类信息删除成功");

    }

    @PutMapping
    public R<String> update(@RequestBody Category category) {
        log.info("修改分类");
        categoryService.updateById(category);
        return R.success("修改分类信息成功 ");
    }
    @GetMapping("/list")
    public R<List<Category>> list(Category category){
        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
        //添加条件
        queryWrapper.eq(category.getType() != null,Category::getType,category.getType());
        //添加排序条件
        queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);

        List<Category> list = categoryService.list(queryWrapper);
        return R.success(list);
    }



}



















